Hello Does anybody know how fast is IO cells to outside worl open-source-silicon.dev #caravel

Hello. Does anybody know how fast is IO cells to o...

Arman Avetisyan

06/19/2021, 4:20 PM

Hello. Does anybody know how fast is IO cells to outside world for user project on Caravel? Can it achieve 100MHz/166MHz?

Tim Edwards

06/19/2021, 5:28 PM

The GPIO cells will run to 60MHz. For anything higher, you would want LVDS, LVPECL, or HCSL.